Line data    Source code

       1             : // Copyright 2017 the V8 project authors. All rights reserved.
       2             : // Use of this source code is governed by a BSD-style license that can be
       3             : // found in the LICENSE file.
       4             : 
       5             : #ifndef V8_SNAPSHOT_PARTIAL_DESERIALIZER_H_
       6             : #define V8_SNAPSHOT_PARTIAL_DESERIALIZER_H_
       7             : 
       8             : #include "src/snapshot/deserializer.h"
       9             : #include "src/snapshot/snapshot.h"
      10             : 
      11             : namespace v8 {
      12             : namespace internal {
      13             : 
      14             : class Context;
      15             : 
      16             : // Deserializes the context-dependent object graph rooted at a given object.
      17             : // The PartialDeserializer is not expected to deserialize any code objects.
      18       91655 : class V8_EXPORT_PRIVATE PartialDeserializer final : public Deserializer {
      19             :  public:
      20             :   static MaybeHandle<Context> DeserializeContext(
      21             :       Isolate* isolate, const SnapshotData* data, bool can_rehash,
      22             :       Handle<JSGlobalProxy> global_proxy,
      23             :       v8::DeserializeEmbedderFieldsCallback embedder_fields_deserializer);
      24             : 
      25             :  private:
      26             :   explicit PartialDeserializer(const SnapshotData* data)
      27       91654 :       : Deserializer(data, false) {}
      28             : 
      29             :   // Deserialize a single object and the objects reachable from it.
      30             :   MaybeHandle<Object> Deserialize(
      31             :       Isolate* isolate, Handle<JSGlobalProxy> global_proxy,
      32             :       v8::DeserializeEmbedderFieldsCallback embedder_fields_deserializer);
      33             : 
      34             :   void DeserializeEmbedderFields(
      35             :       v8::DeserializeEmbedderFieldsCallback embedder_fields_deserializer);
      36             : };
      37             : 
      38             : }  // namespace internal
      39             : }  // namespace v8
      40             : 
      41             : #endif  // V8_SNAPSHOT_PARTIAL_DESERIALIZER_H_